GLM 4.5 Air vs GPT 5.6 Luna
OpenAI's fastest, most affordable GPT-5.6 tier for high-volume, latency-sensitive work.
No captured outputs for these models yet.
Frequently Asked Questions: GLM 4.5 Air vs GPT 5.6 Luna▼
Which is better, GLM 4.5 Air or GPT 5.6 Luna?
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Both GLM 4.5 Air and GPT 5.6 Luna are capable AI models. The best choice depends on your specific use case: consider pricing, context window, speed, and which capabilities (vision, reasoning, audio) you need.
Which is cheaper, GLM 4.5 Air or GPT 5.6 Luna?
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GLM 4.5 Air has a lower blended cost. GLM 4.5 Air: $0.13 input / $0.85 output. GPT 5.6 Luna: $1.00 input / $6.00 output.
Which has a larger context window, GLM 4.5 Air or GPT 5.6 Luna?
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GPT 5.6 Luna has a larger context window: GLM 4.5 Air supports 131K tokens vs GPT 5.6 Luna at 1.1M tokens.
Do both GLM 4.5 Air and GPT 5.6 Luna support vision?
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GPT 5.6 Luna supports vision/image input, but GLM 4.5 Air does not.
What are the key differences between GLM 4.5 Air and GPT 5.6 Luna?
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Key differences: GLM 4.5 Air is significantly cheaper; only GPT 5.6 Luna supports vision input. Compare full specs on this page.
Which model should I choose for my use case?
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If cost is your priority, choose the cheaper option. If you need the highest intelligence for complex tasks, pick the higher-scoring model. For long documents or codebases, choose the larger context window. You can try both GLM 4.5 Air and GPT 5.6 Luna for free on idapt.app to see which performs better for your specific needs.